---
product_id: 176545089
title: "NBK MJC-65-GR-9/16-20 Jaw Flexible Coupling, Set Screw Type, Bore Diameters 9/16\" and 20 mm, Aluminum A2017"
brand: "nbk"
price: "$49.64"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/176545089-nbk-mjc-65-gr-9-16-20-jaw-flexible-coupling
store_origin: US
region: United States of America
---

# 2 MΩ Insulation Set Screw Type Zero Backlash NBK MJC-65-GR-9/16-20 Jaw Flexible Coupling, Set Screw Type, Bore Diameters 9/16" and 20 mm, Aluminum A2017

**Brand:** nbk
**Price:** $49.64
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Flexibility Meets Precision – Elevate Your Engineering Game!

## Quick Answers

- **What is this?** NBK MJC-65-GR-9/16-20 Jaw Flexible Coupling, Set Screw Type, Bore Diameters 9/16" and 20 mm, Aluminum A2017 by nbk
- **How much does it cost?** $49.64 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/176545089-nbk-mjc-65-gr-9-16-20-jaw-flexible-coupling)

## Best For

- nbk enthusiasts

## Why This Product

- Trusted nbk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Design:** Crafted from Aluminum A2017 for lightweight yet robust performance.
- • **Vibration Tamer:** Designed to absorb twisting vibrations for smoother operations.
- • **Unmatched Precision:** Experience zero backlash transmission, ensuring flawless performance.
- • **Flexibility Redefined:** Embrace eccentricity and angular misalignment with ease.
- • **Electrical Insulation Champion:** Boasts an insulation resistance of not less than 2 MΩ for safety.

## Overview

The NBK MJC-65-GR-9/16-20 Jaw Flexible Coupling is engineered for superior performance with its set screw type design, accommodating bore diameters of 9/16" and 20 mm. Its aluminum A2017 construction ensures durability while providing excellent flexibility to handle eccentricity and angular misalignment, all while maintaining a high electrical insulation resistance.

## Description

NBK - MJC-65-GR-9/16-20 Jaw Flexible Coupling, Set Screw Type - 2.56"x3.54"x3.54", Bore Diameters 9/16" and 20, Rated Torque 200, Max Torque 400, Max Rotational Frequency (min-1) 9000, Moment of Inertia 3.6x10-4, Static Torsional Stiffness (N.m/rad) 13000, Max Lateral Misalignment (mm) 0.08, Max Angular Misalignment 1°, Max Axial Misalignment 0～+ 1.5, Sleeve Hardness D64, Mass 520 g.

## Features

- Tight Fit enables transmission with zero backlash at low torque
- Excellent flexibility allows eccentricity, angular misalignment and twisting vibration to be accepted
- Electrical insulation resistance value: Not less than 2 MΩ

## Images

![NBK MJC-65-GR-9/16-20 Jaw Flexible Coupling, Set Screw Type, Bore Diameters 9/16" and 20 mm, Aluminum A2017 - Image 1](https://m.media-amazon.com/images/I/41zxUOxi7FL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-16*